/*
 * Fundamental types and constants relating to 802.1D
 *
 * Copyright (C) 1999-2019, Broadcom.
 *
 *      Unless you and Broadcom execute a separate written software license
 * agreement governing use of this software, this software is licensed to you
 * under the terms of the GNU General Public License version 2 (the "GPL"),
 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
 * following added to such license:
 *
 *      As a special exception, the copyright holders of this software give you
 * permission to link this software with independent modules, and to copy and
 * distribute the resulting executable under terms of your choice, provided that
 * you also meet, for each linked independent module, the terms and conditions
 * of the license of that module.  An independent module is a module which is
 * not derived from this software.  The special exception does not apply to any
 * modifications of the software.
 *
 *      Notwithstanding the above, under no circumstances may you combine this
 * software in any way with any other Broadcom software provided under a license
 * other than the GPL, without Broadcom's express prior written consent.
 *
 *
 * <<Broadcom-WL-IPTag/Open:>>
 *
 * $Id: 802.1d.h 700076 2017-05-17 14:42:22Z $
 */

#ifndef _802_1_D_
#define _802_1_D_

/* 802.1D priority defines */
#define PRIO_8021D_NONE 2 /* None = - */
#define PRIO_8021D_BK 1   /* BK - Background */
#define PRIO_8021D_BE 0   /* BE - Best-effort */
#define PRIO_8021D_EE 3   /* EE - Excellent-effort */
#define PRIO_8021D_CL 4   /* CL - Controlled Load */
#define PRIO_8021D_VI 5   /* Vi - Video */
#define PRIO_8021D_VO 6   /* Vo - Voice */
#define PRIO_8021D_NC 7   /* NC - Network Control */
#define MAXPRIO 7         /* 0-7 */
#define NUMPRIO (MAXPRIO + 1)

#define ALLPRIO -1 /* All prioirty */

/* Converts prio to precedence since the numerical value of
 * PRIO_8021D_BE and PRIO_8021D_NONE are swapped.
 */
#define PRIO2PREC(prio)                                                        \
    (((prio) == PRIO_8021D_NONE || (prio) == PRIO_8021D_BE) ? ((prio ^ 2))     \
                                                            : (prio))

#endif /* _802_1_D__ */
